AKG PT45BDA - PT45 Band A Wireless Bodypack

AKG PT45 Band A – Wireless Beltpack for Perception Wireless 45 Systems (530.025–559.000 MHz)

The AKG PT45 Band A is an analog UHF bodypack from the Perception Wireless 45 Series designed for instrument and vocal applications in stage, education, worship, and corporate events. It operates in Band A (530.025–559.000 MHz) with up to 8 selectable fixed frequencies within a 30 MHz tuning width , providing a stable link with the SR45 receiver. It features a 3-pin mini XLR (TA3F) connector compatible with the AKG MicroMics range and the MKG L instrument cable, accessible gain control , and a silent On/Mute/Off switch to prevent popping when muting. With 40 Hz–20 kHz audio , a typical SNR of 105 dB(A) and a THD of 0.8% , it delivers a clear signal with headroom for performances, conferences, and everyday use.

The PT45 employs a fixed RF power of approximately 6 mW , features a built-in status/battery LED with approximately 1 hour of standby time, and offers up to 10 hours of battery life on 1 x AA battery. It provides ~4 V power on pin 3 for AKG condenser capsules, and its integrated flexible antenna and clip facilitate secure belt or strap mounting.

Main features

• Band A (530.025–559.000 MHz) : Simple coordination with 8 preselected channels in 30 MHz tuning.
• Mini XLR connector (TA3F) : Compatible with AKG lavaliers/headsets and the MKG L instrument cable.
• Gain control and On/Mute/Off switch for silent operation.
• Professional audio : 40 Hz–20 kHz (±3 dB), 105 dB(A) SNR , 0.8% THD .
• Battery life : Up to 10 hours with one AA battery; LED turns red when battery life is approximately 1 hour.
• RF power : approx. 6 mW ; stable link with SR45 receivers.
• Compact and lightweight design : 60 × 74 × 30 mm; 60 g, with flexible antenna and clip.

Product benefits

• True versatility : a single belt pack for voice (lavalier/headband) or instrument (MKG L).
• Simple operation : select channel, adjust gain , and that's it; ideal for non-technical personnel.
• Live reliability : battery warning, silent switching and wide, flat response.
• Compatibility : Pairs with the SR45 receiver and AKG accessories without any modifications.

Use cases

• Conferences and classrooms with discreet lapel or headset microphones.
• Theater and worship with mobility and rapid assembly.
• Wireless guitar/bass/keyboards for live and rehearsal use with the MKG L cable.

Frequently Asked Questions

• How many channels does it have in Band A? Up to 8 preset frequencies within 530.025–559.000 MHz.
• What power does it supply to condenser microphones? Approximately 4 V on pin 3 of the mini XLR.
• What's the battery life? Up to 10 hours with 1 AA battery, with an indicator that lets you know when there's about 1 hour left.

Description for projects

AKG PT45 Band A UHF bodypack transmitter for PW45 systems. Band: 530.025–559.000 MHz ; 8 selectable frequencies ; tuning width 30 MHz ; FM modulation . Audio : 40 Hz–20 kHz (±3 dB), SNR 105 dB(A), THD 0.8 % at 1 kHz. RF power : ~ 6 mW . Connector : mini XLR 3-pin (TA3F), microphone power ~ 4 V . Power supply : 1×AA; autonomy up to 10 h. Dimensions : 60 × 74 × 30 mm ; weight : 60 g. Compatible with SR45 receiver and AKG MicroMics .